Good corrosion-resistance screw element and segmented barrel for extruder

Specification:

Parallel twin screw diameter :D18-D177mm

Material:

1.W6Mo5Cr4V2

2.38CrMoAIA(JIS SACM645)

3.42CrMo(AISI4140)

4.S45C

Technics:

1.Heat treatment

2.Nitriding treatment

3.Vacuum quenching

Technical  parameter:

D/d ratio:1.55

Nitrided layer depth:>0.4mm

Nitrided hardness:900-1000HV

ISO 9001:2008 approved :

ABOUT ZHONGYANG:

ZY screw has been established for 20 years and has 8 years experience in exporting screws and barrels, we have experienced workers,  all necessary equipments like CNC machines, centrifugal casting machines, nitriding furnace...... More processing steps will be used in the manufacturing in order to have a better quality, all screw and barrel will be checked more than once before shipping.

You can tell us your requirement in wear& corrosion resistant or others, different price will be quoted, also design service& measure service is provided too.

Choose us, we do screw and barrel in good attitude!

Thanks for visiting,hope to cooperate with your company .